Arrrgh. Missed in previous commit.

devel/pth/patches/patch-aj

@@ -0,0 +1,30 @@
+$NetBSD: patch-aj,v 1.1 2002/10/14 11:55:14 skrll Exp $
+
+--- pth_util.c.orig	Sun Jan 27 13:11:39 2002
++++ pth_util.c
+@@ -181,3 +181,25 @@ intern int pth_util_fds_select(int nfd,
+     return n;
+ }
+ 
++/*
++ * zero the first 'nfd' file descriptors in an fd_set.
++ */
++intern int pth_util_fd_zero(int nfd, fd_set *fds)
++{
++    int i;
++    for (i=0; i<nfd; i++)
++        FD_CLR(i, fds);
++}
++
++/*
++ * copy the first 'nfd' file descriptors from one fd_set to another.
++ */
++intern int pth_util_fd_copy(int nfd, fd_set* dfds, fd_set* sfds) 
++{
++    int i;
++    for (i=0; i < nfd; i++)
++        if (FD_ISSET(i, sfds))
++            FD_SET(i, dfds);
++        else
++            FD_CLR(i, dfds);
++}